Doyle, Arthur Conan Ignatius, Sir

British mystery author and physician

created characters Sherlock Holmes, Dr. John Watson

wrote novel "The Sign of Four" 1890, short story collection "The Adventures of Sherlock Holmes" 1891

• "There comes a time when for every addition of knowledge you forget something that you knew before. It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones."
• "Mediocrity does not see higher than itself. But talent instantly recognizes the genius."
• "When you have eliminated the impossible, that which remains, however improbable, must be the truth."
• "When you have eliminated the impossible, whatever remains, however improbable, must be the truth. It is stupidity rather than courage to refuse to recognize danger when it is close upon you."
• "Mediocrity knows nothing higher than itself, but talent instantly recognizes genius."